Managerial statistics

Chapter 7 Continuous Random Variables 1. Assume the waiting time x for a production line is uniformly distributed between 1 and 1.5 minutes. Reguired a. Write the formula for the probability curve b. Graph the probability curve of x c. Find P(x=l.25) d. Find P(l.0 E x E 1.25) e Find P(l.205x 1.5) .N The cost of employee work stoppages is rising. Assume the average cost is now $360. If the average cost is normally distributed with a standard deviation of $88. mm a. What is the probability that the cost will be $260 or less b. What is the probability that the cost will be more than $412 0. What is the probability that the cost will be between $260 and $412 20f3